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Finding the Fourth Proportional to 439,136.63, 606,008.95 and 237,932.63

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Solution

The fourth proportional to 439,136.63, 606,008.95 and 237,932.63 is: 328,347.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,136.63 : 606,008.95 = 237,932.63 : x
  2. Step 2: Convert to fraction form
    439,136.63/606,008.95 = 237,932.63/x
  3. Step 3: Cross multiply
    439,136.63x = 606,008.95 × 237,932.63
  4. Step 4: Simplify right side
    439,136.63x = 144,189,303,277.04
  5. Step 5: Solve for x
    x = 144,189,303,277.04/439,136.63
  6. Step 6: Final answer
    x = 328,347.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.